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ONL

Orion Office REIT
ONL

198 hedge funds and large institutions have $86M invested in Orion Office REIT in 2025 Q3 according to their latest regulatory filings, with 23 funds opening new positions, 33 increasing their positions, 62 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed

21% more capital invested

Capital invested by funds: $71.2M → $86M (+$14.8M)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

2.94% less ownership

Funds ownership: 59.51% → 56.58% (-2.9%)

6% less funds holding

Funds holding: 211 → 198 (-13)

32% less first-time investments, than exits

New positions opened: 23 | Existing positions closed: 34

47% less repeat investments, than reductions

Existing positions increased: 33 | Existing positions reduced: 62

Holders
198
Holders Change
-13
Holders Change %
-6.16%
% of All Funds
2.6%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
23
Increased
33
Reduced
62
Closed
34
Calls
$36K
Puts
–
Net Calls
+$36K
Net Calls Change
+$9K

Top Buyers

Rank Fund Capital Flow
1
Susquehanna International Group
Susquehanna International Group
Pennsylvania
+$744K
2
Two Sigma Investments
Two Sigma Investments
New York
+$507K
3
Citadel Advisors
Citadel Advisors
Florida
+$473K
4
Marshall Wace
Marshall Wace
United Kingdom
+$270K
5
Two Sigma Advisers
Two Sigma Advisers
New York
+$247K

Top Sellers

Rank Fund Capital Flow
1
Geode Capital Management
Geode Capital Management
Massachusetts
-$892K
2
Mariner
Mariner
Kansas
-$610K
3
HF
HRT Financial
New York
-$526K
4
Millennium Management
Millennium Management
New York
-$395K
5
XT
XTX Topco
Cayman Islands
-$389K
Name Holding Trade Value Shares
Change 		Change in
Stake
GSWM
126
Golden State Wealth Management
California
$335 -$567 -212 -63%
MG
127
Mather Group
Illinois
$329 +$326 +122 New
SPIA
128
Steward Partners Investment Advisory
New York
$302 – – –
NFSG
129
Newbridge Financial Services Group
Florida
$302 +$67 +25 +29%
FGA
130
Fortis Group Advisors
New Jersey
$257 – – –
ITIM
131
Indiana Trust & Investment Management
Indiana
$235 – – –
JWA
132
JFS Wealth Advisors
Pennsylvania
$211 – – –
PS
133
Principal Securities
Iowa
$207 – – –
HPC
134
HM Payson & Co
Maine
$189 – – –
AAP
135
Arax Advisory Partners
Colorado
$186 +$139 +52 +306%
S
136
SignatureFD
Georgia
$184 – – –
SA
137
Scarborough Advisors
Maryland
$181 – – –
National Bank of Canada
138
National Bank of Canada
Quebec, Canada
$169 +$3 +1 +2%
ASN
139
Advisory Services Network
Georgia
$167 +$166 +62 New
PTC
140
Private Trust Company
Ohio
$162 – – –
WANY
141
Wealthspire Advisors (New York)
New York
$157 +$155 +58 New
AIM
142
Anchor Investment Management
South Carolina
$151 – – –
PP
143
Pacifica Partners
Canada
$145 – – –
ME
144
McIlrath & Eck
Washington
$143 – – –
DWM
145
Darwin Wealth Management
Florida
$137 – – –
PB
146
Pinnacle Bancorp
Nebraska
$135 -$160 -60 -55%
IRAG
147
Investment Research & Advisory Group
Georgia
$135 – – –
MWA
148
Medallion Wealth Advisors
Connecticut
$135 – – –
Mirae Asset Global Investments
149
Mirae Asset Global Investments
South Korea
$135 – – –
WSFS
150
Wilmington Savings Fund Society
Delaware
$135 – – –
4 5
6
7 8

ONL Hedge Fund Activity: Q3 2025 in Review

198 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in Orion Office REIT (ONL) for Q3 2025, worth a combined $86M — up 21% from $71.2M a quarter earlier.

Sellers outnumbered buyers: 34 funds closed out of ONL and 23 opened new positions — a net loss of 11 holders — while 62 trimmed existing stakes and 33 added.

The largest buyer was Susquehanna International Group, adding an estimated $744K. The largest seller was Geode Capital Management, cutting an estimated $892K.

  • 198 institutional investors held Orion Office REIT (ONL) as of Q3 2025, down from 211 in Q2 2025.
  • Funds reported $86M of Orion Office REIT stock for Q3 2025, up 21% quarter-over-quarter.
  • 23 funds opened new Orion Office REIT positions in Q3 2025 and 34 closed out, a net change of -11 holders.
  • The largest Orion Office REIT buyer in Q3 2025 was Susquehanna International Group, an estimated $744K added.
  • The largest Orion Office REIT seller in Q3 2025 was Geode Capital Management, an estimated $892K sold.

Based on aggregated 13F filings for Q3 2025.